Synonyms: 9H-Purine,6-amino-8-[(2-hydroxyethyl)amino]-9-b-D-ribofuranosyl-, cyclic 3',5'-(hydrogen phosphate)(8CI); 4H-Furo[3,2-d]-1,3,2-dioxaphosphorin, adenosine deriv.;8-(2-Hydroxyethyl)amino cyclic AMP; 8-(2-Hydroxyethylamino)-3',5'-cyclic AMP;8-(b-Hydroxyethylamino) cyclic AMP;8-(b-Hydroxyethylamino)adenosine3',5'-cyclic phosphate; 8-Hydroxyethylamino cyclic AMP